68th BPSC Prelims (2023), question 119

🧮 Mental Ability

119. In a family of some persons, B says that R is the daughter of my sister A, who is the only daughter of T. X is the child of T and Z, who is the grandmother of H. K is the mother of M, who is the only sister of H. X is unmarried. If S is the spouse of A, how is K related to S?

     1. Sister-in-law
     2. Wife of brother-in-law
     3. Brother-in-law
     4. More than one of the above
     5. None of the above
     Show answer

     Answer: B — Wife of brother-in-law

     Working through the family tree, K turns out to be the wife of S's brother-in-law.